Ni'matuzzakiyah, Ni'matuzzakiyah, 		Taqiyuddin, Taqiyuddin, 		Yonata, Fadhila, AND 		Layla, Muslena.
" Using impromptu role-playing as an instructional technique to improve senior high school students' speaking skills in EFL context" <em>Pioneer: Journal of Language and Literature</em> [Online], Volume 18 Number 1 (30 June 2026)